An elastic string, of natural length 2a and modulus of elasticity a, is fixed at one end and a particle of mass 3m is attached to the other end. When the particle hangs freely in equilibrium the length of the string is 3a. 43. A 9 mg B 4 mg C 6 mg D 2 mg
An elastic string, of natural length 2a and modulus of elasticity a, is fixed at one end and a particle of mass 3m is attached to the other end. When the particle hangs freely in equilibrium the length of the string is 3a. 43. A 9 mg B 4 mg C 6 mg D 2 mg
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Transcribed Image Text:An elastic string, of natural length 2a and
modulus of elasticity A, is fixed at one end
and a particle of mass 3m is attached to the
other end. When the particle hangs freely in
equilibrium the length of the string is 3a.
43.
A 9 mg
B 4 mg
C 6 mg
D 2 mg
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